The Mother And Grandmother Accused Of Seriously Injuring An 8 Month Old Child Were Arraigned In Carter County Court. Christina Niles Is Charged With Aggravated Assault. The Victim’s Grandmother Is Charged Because Officials Say She Knowingly Failed To Protect The Child From Abuse. Bond Was Increased From $50,000 To $250,000 For Both Defendants. The Child Suffered A Fractured Skull, Broken Arm And Other Injuries And Is Currently On Life Support.